STIHL 009, 010, 011
12
Unscrew the collar nut and take off the First drain the fuel and oil tanks and head screw from the front vibration
chain sprocket cover. Remove flat remove the spark plug. Unscrew the damper.
head screw from rear vibration dam- four self-tapping screws from the
per. Unscrew the fan housing and pull handle moulding, take off the mould- Unscrew the two cylinder base
off the spark plug terminal. ing and disconnect throttle cable from screws - which secure the cylinder
throttle trigger. Push the handle to the crankcase - and then pull the
moulding back into position to prevent cylinder off the piston.
Once the muffler is removed the the throttle trigger and flat spring
cooling fins of the cylinder are easily dropping out.
accessible. They should be thorough-
ly cleaned and examined for signs of Now take off the rear handle together
damage (cracks, broken cooling fins with the handlebar. To do this, un-
etc.). screw the M 5 hexagon nut and flat
Top: Top: Top:
Unscrewing the fan housing Removing the handle moulding Removing flat head screw
Bottom: Bottom: Bottom:
Unscrew the muffler Removing hexagon nut from handlebar Removing cylinder base
screws
3.3 Exposing the Cylinder 3.4 Disassembly of Cylinder
and Piston